Dual fan head unit



FIG. 1 is a top front perspective view of my new design for a dual fan head unit;

FIG. 2 is an enlarged front elevation view thereof;

FIG. 3 is an enlarged right side elevation view thereof;

FIG. 4 is an enlarged rear elevation view thereof;

FIG. 5 is an enlarged bottom plan view thereof; and,

FIG. 6 is an enlarged top plan view thereof.

The broken line showing of the fan stand, knobs and apertures is included for the purpose of illustrating portions of the dual fan head unit and forms no part of the claimed design. 

The ornamental design for a dual fan head unit, as shown and described. 